Not Sure if this is the right place. Moderators please remove if you feel this is incorrect.
Folks from Garage4Hackers Group are offering student passes for Nullcon 2017 Conference in Goa for free. Only condition is that you should have some opensource contributions or have been sharing knowledge. Discussion thread https://www.facebook.com/Garage4Hackers/posts/1406997779318644 . Remember its only Conference pass you will still need to manage travel and stay on your own.